FLT3 and acute promyelocytic leukemia: Favorable prognosis group includes AMLs with acute promyelocytic leukemia (APL) t(15;17)(q22;q12), balanced translocations t(8;21)(q22;q22), biallelic mutated CBPA and inv(16)(p13.1q22), mutated NPM1 without FLT3-ITD or with FLT3-ITDlow.